# mdbook-core
[](https://docs.rs/mdbook-core)
[](https://crates.io/crates/mdbook-core)
[](https://github.com/rust-lang/mdBook/blob/master/CHANGELOG.md)
This is the base support library for [mdBook](https://rust-lang.github.io/mdBook/). It is intended for internal use only. Other mdBook crates depend on this for any types that are shared across the crates.
> This crate is maintained by the mdBook team, primarily for use by mdBook and not intended for external use (except as a transitive dependency). This crate may make major changes to its APIs or be deprecated without warning.
## License
[Mozilla Public License, version 2.0](https://github.com/rust-lang/mdBook/blob/master/LICENSE)